Flags at U.S. embassies across the globe fly at half-mast.<br/> <br />Staff are marking the death of the U.S. envoy to Libya and three of his staff.<br/> <br />The were killed in an attack on their consulate in Benghazi.<br/> <br />Violent protests at U.S. embassies across the Middle East have spread after a video clip -- linked to a U.S. made film -- was released online.<br/> <br />It depicts the Prophet Mohammad as a fraud and philanderer.<br/> <br />In Beijing police were out in force around the U.S. embassy.<br/> <br />Seoul's U.S. embassy hoisted its national flag at half mast, but authorities have not beefed up security there, according to an embassy official.<br/> <br />Several police were stationed outside of the embassy in Jakarta, amid the tightened security measures there.<br/> <br />A Jakarta motorcycle taxi driver expressed his condolences for the attacks.<br/> <br />But another said the U.S. should have anticipated an attack after the video clip was released.<br/> <br />Violent protests have continued through the day in Egypt and Yemen.
